Description : The simplest type of switching fabric is the ______ switch. A) crosspoint B) crossbar C) TSI D) STS
Last Answer : crossbar
Description : A ________ switch is a multistageswitch with microswitches at each stagethat route the packets based on theoutput port representedas a binary string. A) crossbar B) TSI C) banyan D) none of the above
Last Answer : banyan
Description : In _______ switching, the paths in thecircuit are separatedfrom one another spatially. A) time-division B) space-division C) two-dimensional D) three-dimensiona
Last Answer : space-division
Description : Satellite-Switched Time-Division Multiple Access (SS/TDMA) is A. the method of determining whichdevice has access tothe transmission medium at any time. B. a medium access control technique for ... switching is used to dynamically changethechannel assignments D. All of theabove E. None of the above
Last Answer : a form of TDMA in which circuit switching is used to dynamically changethechannel assignments
Description : In _________, resources areallocatedon demand. A) datagram switching B) circuit switching C) frame switching D) none of the above
Last Answer : datagram switching
Description : In _________, thereis no resource allocation for a packet. A) datagram switching B) circuit switching C) frame switching D) none of the above
Description : What are the demographic characteristics that make a person more susceptible to STI and or HIV?
Last Answer : Need answer
Description : Does the STI WRX come in both manual and automatic transmission?
Last Answer : The STI, which is a version of the Subaru Impreza WRX, only comes with manual transmission. The normal Impreza WRX does come in both versions, just not the STI model
Description : How do you pronounce tsi-s-qua in Cherokee language?
Description : TSI?
Last Answer : DefinitionTSI stands for thyroid stimulating immunoglobulin. TSI stimulates the thyroid gland to enlarge and release excess amounts of thyroid hormone.This article discusses the test to determine the amount of ... airtight vial or tube attached to the needle. The elastic band is removed from you
Description : The Switching Elements are also called as ………. A. host B. subnet C. Interface Message Processors (IMPs) D. both a and b
Last Answer : C. Interface Message Processors (IMPs)
Description : Terminals are required for a. real-time, batch processing & time-sharing b. real time, time-sharing & distributed message processing c. real time, distributed processing & manager inquiry d. real-time, time sharing & message switching
Last Answer : real-time, time sharing & message switching
Description : Internet-like networks between a company and its businesspartners. Select the best fit for answer: A. Bandwidth alternatives B. Switching alternating C. Inter organizational networks D. Extranets
Last Answer : Extranets
Description : Telecommunication networks frequently interconnect an organization with its customers and suppliers. Select the best fit foranswer: A. Bandwidth alternatives B. Switching alternating C. Inter organizational networks D. Extranets
Last Answer : Inter organizational networks
Description : Microprocessors as switching devices are for which generation computers a. First Generation b. Second Generation c. Third Generation d. Fourth Generation
Last Answer : Fourth Generation
Description : In _______ there are no setup or teardown phases. A) datagram switching B) circuit switching C) frame switching D) none of the above
Description : In __________, eachpacket is treatedindependentlyof all others. A) datagram switching B) circuit switching C) frame switching D) none of the above
Description : In _______, the resources need to bereserved during the setup phase; the resources remain dedicated for the entire durationof data transfer phase until the teardownphase. A) datagram switching B) circuit switching C) frame switching D) none of the above
Last Answer : circuit switching
Description : Circuit switching takes place at the________ layer. A) data line B) physical C) network D) transport
Last Answer : physical
Description : Traditionally, _____ methods of switching have been important. A) four B) three C) five D) six
Last Answer : three
Description : In ATM,_____ is for conventionalpacket switching(virtual-circuit approachor datagram approach). A) AAL1 B) AAL2 C) AAL3/4 D) AAL5
Last Answer : AAL3/4
Description : In ATM, the ______ layerprovides routing, traffic management, switching, and multiplexing services. A) physical B) ATM C) AAL D) none of the above
Last Answer : ATM
Description : The taskof moving the packet from theinput queue to the output queuein a router is done by_________. A) input and output ports B) routing processor C) switching fabrics D) none of the above
Last Answer : switching fabrics
Description : The packets switching concept was first proposed A. in the late1980s for the Defense Ministry of US. B. in the early 1960s for military communication systems, mainly to handle speech C. in the late 1950s for Defense Ministry of US D. All of theabove E. None of the above
Last Answer : in the early 1960s for military communication systems, mainly to handle speech
Description : Internet-like networks within an enterprise. A. Intranets B. Switching alternating C. Inter organizational networks D. Extranets
Last Answer : Intranets
Description : Which of the following statements is correct for the use of packet switching? A. the subdivision of information into individuallyaddressed packets in conjunction with alternativerouting arrangementenabled the transmission path ... capacity could be achieved. D. All of theabove E. None of the above
Last Answer : All of theabove
Description : Which one of the following statements is FALSE? a. Packet switching leads to better utilization of bandwidth resources than circuit switching. b. Packet switching results in less variation ... than circuit switching d. Packet switching can lead to reordering unlike in circuit switching
Last Answer : Packet switching results in less variation in delay than circuit switching.
Description : Which of the following approaches to switching share networks resource? a. Circuit switching b. Packet switching c. Both A and B d. None of these
Last Answer : b. Packet switching
Description : S/NET is another kind of ………….network with an ………….for switching. A. fiber optic, active star B. active star , fiber optic C. twisted cable, active network D. active network, twisted cable
Last Answer : A. fiber optic, active star
Description : In most Wide Area Networks, the subnet consists of two distinct components: which are they? A. Transmission Lines and Switching Elements. B. host and subnet C. Transmission Lines and host D. subnet and Switching Elements.
Last Answer : A. Transmission Lines and Switching Elements.
Description : As the resources are reserved between two communicating end systems in circuit switching, ___________ is achieved. a) authentication b) guaranteed constant rate c) reliability d) store and forward
Last Answer : b) guaranteed constant rate
Description : The required resources for communication between end systems are reserved for the duration of the session between end systems in ________ method. a) Packet switching b) Circuit switching c) Line switching d) Frequency switching
Last Answer : b) Circuit switching
Description : Explain the two approaches of packet switching techniques.
Last Answer : _ Datagram approach _ Virtual circuit approach _ Switched virtual circuit(SVC) _ Permanent virtual circuit(PVC) _ Circuit – switched connection versus virtual – circuit connection _ Path versus route _ Dedicated versus shared
Description : What is circuit switching and packet switching?
Last Answer : Circuit Switching is a strategy for switching data through a network. It involves establishing a dedicated path (circuit) between the source and destination. Packet Switching is also a ... the switch interconnects. It uses store and forward switching of discrete data units called packets.
Description : Through two block diagrams explain the difference between Space division and time division switching.
Last Answer : Space and Time Switching: Space Switches: Connections can be made between incoming and outgoing PCM highways by means of a cross point matrix of the form shown in Fig. However, different channels of ... of the speech store, whose contents are read out and sent over the outgoing highway.
Description : What is time division switching? With the help of block diagram explain basic time division time switching method.
Last Answer : Time Division Switching: A switching element can be shared by number of simultaneously active speech circuits. This is the principle of time division switching. Obviously, with the way the switching elements are shared in time ... to MDR. This is done by the in-gate and out-gate units.
Description : A ________ switch combines space-division and time-division technologies totake advantage of the bestof both. A) TST B) SSS C) TTT D) none of the above
Last Answer : TST
Description : In modulo-2 arithmetic, __________give the sameresults. A) addition and multiplication B) addition and division C) addition and subtraction D) none of the above
Last Answer : addition and subtractio
Description : In a three-stage space division switch, if N = 200, the number of crosspoints is ______. A) 40,000 B) greater than 40,000 C) less than40,000 D) greater than 100,000
Last Answer : ess than40,00
Description : In a one-stage space division switch, if N = 200, the number of crosspoints is ______. A) 10,000 B) 20,000 C) 40,000 D) 30,000
Last Answer : 40,000
Description : Write about Channel Access on links. Multiple Access Techniques Frequency Division Multiple Access
Last Answer : ∙ In frequency-division multiple access (FDMA), the available bandwidth is divided into frequency bands. ∙ Each station is allocated a band to send its data. ∙ When any one frequency level is ... called chips. ∙ Chips will be added with the original data and it can be transmitted through same
Description : In Bluetooth, multiple ________ form a network called a _________. A) scatternet; piconets B) piconets: scatternet C) piconets:bluenet D) bluenet; scatternet
Last Answer : piconets: scatternet
Description : In IEEE 802.11, a BSS without an AP is called an _________. A) an ad hocarchitecture B) an infrastructurenetwork C) either (a) or (b) D) neither (a) nor (b)
Last Answer : an ad hocarchitecture
Description : Inthe _________ method, a special packet called a ______ circulates through the ring. A) reservation: control frame B) polling: poll request C) token passing: token D) none of the above
Last Answer : token passing: token
Description : The divisor in a cyclic code is normally called the _________. A) degree B) generator C) redundancy D) none of the above
Last Answer : generator
Description : We addr redundant bits toeach block to make thelength n = k + r. The resultingn-bit blocksare called _________. A) datawords B) blockwords C) codewords D) none of the above
Last Answer : codewords
Description : The secondgeneration of cable networks is called a(n) _________ network. A) HFC B) HCF C) CFH D) none of the above
Last Answer : HFC
Description : UDP packets are called as _________ a. Segments b. Checksum c. Frames d. Datagrams
Last Answer : d. Datagrams
Description : The subnet gets increasingly loaded with packets causing increase in delay in the delivery of packets, which can lead to more retransmission, and ultimately increasing more and more traffic. This is a concept called as _________ A. blockage B. Traffic jam. C. Congestion D. both a and b
Last Answer : C. Congestion
Description : We add r redundant bits to each block to make the length n = k + r. The resulting n-bit blocks are called _________ A. datawords B. blockwords C. codewords D. none of the above
Last Answer : C. codewords